Vibrometer for personal digital assistant



FIG. 1 is a rear perspective view of a vibrometer for personal digital assistant showing our new design;

FIG. 2 is a rear view thereof;

FIG. 3 is a top plan view thereof;

FIG. 4 is a bottom plan view thereof;

FIG. 5 is a right side view thereof; and,

FIG. 6 is a left side view thereof.

The features shown in broken lines in the drawings depict environmental subject matter only and form no part of the claimed design. The dash-dotted lines in FIG. 1 and FIG. 2 denote the boundary of the claim and form no part of the claimed design. 

CLAIM The ornamental design for a vibrometer for personal digital assistant, as shown and described. 